Convert kilopascals to millimetres of mercury
Enter a value in kilopascals (kPa) to get millimetres of mercury (mmHg). One kilopascal is 7.5006 millimetres of mercury; one millimetre of mercury is 0.133322 kilopascals.
How to use the Kilopascal to millimetre of mercury
- Type the number of kilopascals.
- Click Convert.
- Read the result in millimetres of mercury, plus the same value in every other pressure unit.
kPa to mmHg formula
millimetres of mercury = kilopascals × 7.5006. To go the other way, kilopascals = millimetres of mercury × 0.133322 (see millimetres of mercury to kilopascals).
Worked example
12 kPa × 7.5006 = 90.0074 mmHg.
Kilopascals to millimetres of mercury conversion table
| Kilopascals | Millimetres of mercury |
|---|---|
| 0.1 kPa | 0.750062 mmHg |
| 0.5 kPa | 3.7503 mmHg |
| 1 kPa | 7.5006 mmHg |
| 2 kPa | 15.0012 mmHg |
| 3 kPa | 22.5018 mmHg |
| 5 kPa | 37.5031 mmHg |
| 10 kPa | 75.0062 mmHg |
| 20 kPa | 150.0123 mmHg |
| 25 kPa | 187.5154 mmHg |
| 50 kPa | 375.0308 mmHg |
| 100 kPa | 750.0616 mmHg |
| 250 kPa | 1,875.15 mmHg |
| 500 kPa | 3,750.31 mmHg |
| 1,000 kPa | 7,500.62 mmHg |
About the kilopascal
Tyre pressure in Australia and Canada; weather in some countries.
About the millimetre of mercury
Blood pressure (e.g. 120/80) and older barometers.
Related conversions
millimetres of mercury to kilopascals · kilopascals to bar · kilopascals to pounds per square inch · kilopascals to millibars · any unit.
Frequently asked questions
How many millimetres of mercury in a kilopascal?
7.5006 millimetres of mercury.
How many kilopascals in a millimetre of mercury?
0.133322 kilopascals.
Is the factor exact?
The factor 7.5006 is derived from the units' exact definitions; only the display is rounded.
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Last updated 2026-09-23.